ROSSMANCHANCE.COM - Allan J. Rossman & Beth L. Chance
Workshops and presentations, publications, and current projects by the authors of the Workshop Mathematics Project textbooks. See tables of contents, instructor guides, sample syllabi and exams, and answers to activities from books in the Workshop Statistics
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Row Your Boat - Ivars Peterson (MathTrek)
Although a rowing shell with eight rowers is much larger than one with a single rower, all shells have roughly the same proportions (at least for the surface area over which the shell makes contact with water). Data from 2000-meter world and Olympic championship
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The R Project for Statistical Computing
A language and environment for statistical computing and graphics, originally written by Robert Gentleman and Ross Ihaka (R & R), that provides a wide variety of statistical and graphical techniques, including linear and nonlinear modelling, classical
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Rubik's Cube Information - Michael Reid
All about Rubik's Cube - even a mailing list. Site contents include: the Nederlandse Kubus Club; Rubik's cube pages on the Web; Cube books; Sources of cube-like puzzles; the author's notes, including an optimal cube solver; other Cube solutions on the
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Rubik's Cube Java Applet - Michael Schubart
To twist the cube, press the mouse button over a cubelet face that belongs to the slice you want to move. Keeping the button pressed, drag the mouse in the desired direction; then release the button. Moving the whole cube is done in the same way - just
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Rubik's Games - Androsoft
Dedicated to the first PC CD-ROM game from Erno Rubik, Rubik's Games contains 5 sub-games: Rubik's Classic, Cover Up, Paint War, Rubik's Playground and ZigThrough. Download the Rubik's Games Web Site Plugin plug-in or a demo of the Rubik's Game CD-ROM.
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Rubik's Online - Rubik/Seven Towns
The official online site for the Rubik's cube. Play with the cube and other Rubik's games and puzzles online; find information on where to buy Rubik's products; use the forum to exchange views, opinions, comments, suggestions and anecdotes related to
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Rubix Corner - Duane Cash
The site includes information regarding the Duane Cash Cube Collection now featured at Hessport's Rubikshop in their "collectibles" section. New puzzles include the Rubik's Triamese, Fusion, Fusion+, SpeedFusion, 5x3, and 4x3 Cubes, which give those interested
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Rule-based Mathematics - Albert Rich
Reduction rules for determining the antiderivative for a wide variety of integrands. See test suite results of his reduction rules, as implemented by Rubi, compared against performances by Maple and Mathematica across a variety of types of integrals.
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Rungs and Vineyards - Paul Kunkel
Investigations of two interesting visual effects seen from a moving automobile. It includes two interactive perspective drawings, and a discussion of the
cylindrical and planar projections used to create them.
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Sabermetrics - The Baseball Archive
"The search for objective knowledge about baseball." Read a primer of Bill James' findings, or David Grabiner's manifesto on Sabermetrics. Studies address minor league equivalencies ("Are minor league stats a good precictor of major league performance?"),
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SABER - The World Bank Group
An open data tool that provides comparative data on education policies around the world. The Systems Approach for Better Education Results (SABER) web tool aims to help countries collect and analyze information on their education policies, benchmark themselves
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SAGE
SAGE is free and open software that supports research and teaching in algebra, geometry, number theory, cryptography, etc. Interfaces with other prominent mathematics programs--use them from within SAGE. Tutorial, documentation, and developers' pages
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Samuel Arbesman
Research and writings by the author of The Half-Life of Facts. As an applied mathematician and network scientist, Arbesman's delves into the science of science, nature of productivity and prosocial behavior within cities, the structure and function of
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Sandpiles in Graphs - Angela R. Kerns
Research into sandpiles in graphs, related to previous research by others in several areas including include sandpiles in grids and chip-firing games; also sandpile rules as algorithms for information dissemination problems. An application of cellular
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Sara Billey
Sara Billey researches combinatorics, algebra, Lie theory, algebraic geometry and probability. Her papers on these topics may be downloaded in PostScript or gzipped PostScript format. The syllabi and problem sets for her undergraduate courses, i.e.
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Sarah Glaz
Teaching, research, books, and articles by the algebraist, ring theorist, and poet. See, in particular, the math poems of undergraduate students and Glaz's own poetry, which includes "Mathematical Modeling," "A Pantoum for the Power of Theorems," "I am
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Savard Software
Windows shareware and freeware, including Master Converter (which converts over 580 units in more than 30 categories, with the ability to add your own units and categories) as well as a program launcher and various desktop utilities.
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sbParser-SDK 3.6 for Win32 - Joerg Koenning
A program that provides an easy way to create an sbParser object that can solve mathematical functions of any length. You can declare up to 24 variables (6 with the ActiveX-control) that can be defined and redefined, which is useful for fast calculations,
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Scheduling Random Walks - Ivars Peterson (MathTrek)
Among networked computers, some sort of software scheduler must regulate data flow, but proving that a given scheduler not only prevents conflicts but also performs its duties efficiently can be surprisingly difficult. Computer scientists have found that
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SchoolsIntheUSA.com - The EI Group
Request free information and application packages from undergraduate programs; compare select colleges based on tuition, location, size of student body, and other criteria; search databases of career profiles and state scholarships; find articles on financial
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Science Access Project - Oregon State University
A group dedicated to developing methods for making science, math, and engineering information accessible to people with print disabilities. Includes braille representations of mathematical notation, and other resources for blind students.
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